Business TeleCommunications (BTC); Special quality voice bandwidth 2-wire analogue leased line (A2S); Connection characteristics and network interface presentation
NORM herausgegeben am 28.2.1996
Designation standards: ETSI ETS 300449-ed.1
Publication date standards: 28.2.1996
The number of pages: 38
Approximate weight : 114 g (0.25 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI